CN207304235U - A kind of waterproof machine and the electric car comprising the waterproof machine - Google Patents
A kind of waterproof machine and the electric car comprising the waterproof machine Download PDFInfo
- Publication number
- CN207304235U CN207304235U CN201721071954.7U CN201721071954U CN207304235U CN 207304235 U CN207304235 U CN 207304235U CN 201721071954 U CN201721071954 U CN 201721071954U CN 207304235 U CN207304235 U CN 207304235U
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- Prior art keywords
- waterproof
- casing
- skeleton
- water proof
- end cap
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Abstract
The utility model provides a kind of waterproof machine and the electric car comprising the waterproof machine, is related to technical field of motor manufacture, solves in the prior art that electric motor end cap is poorly sealed, the technical problem for easy leak of soaking for a long time.The structure includes end cap, casing, water proof ring, and the water proof ring is arranged between the end cap and the casing, and the water proof ring is provided with the convex block passed through for conducting wire in the axial direction；Waterproof skeleton is further included, the waterproof skeleton is arranged to circular ring shape, is arranged at the internal side of shell, with the water proof ring extrusion fit.Motor comprising this waterproof machine can be paddled traveling for a long time, will not be damaged caused by motor leak.
Description
Technical field
The utility model is related to motor and electric car manufacturing technology field, more particularly, to a kind of waterproof machine and comprising
The electric car of the waterproof machine.
Background technology
Electronic automobile drive motor typically is provided with waterproofing grade requirement, to prevent vehicle water in environment of paddling from entering motor
Inside, damages motor internal circuit.Controller integrated motor is common in micro-machine, and controller is integrated in electric motor end cap,
To meet the small size design requirement of motor axially and radially.Conventional motors controller and electric mechanism are separately positioned, can be right
Controller individually carries out water-proofing treatment, takes suitable sealing to apply, but for the micro-machine of controller integrated form, it is traditional
Waterproof sealing processing method and structure are just less applicable.
The waterproof construction of controller integrated motor is as shown in Figure 1, by drive end bearing bracket 1, water proof ring 2 and casing in the prior art
4 compositions, in this structure, 2 structure of water proof ring is as shown in Fig. 2, water proof ring 2 in the convex block 21 passed through along being provided with for conducting wire 3, above stays
There is the wire guide 22 passed through for conducting wire 3, conducting wire 3 is through in water proof ring 2, then by water proof ring 2 on drive end bearing bracket 1, finally by before
End cap 1 is fitted together with casing 4, and drive end bearing bracket 1 and casing 4 are by 2 crimp of water proof ring at this time, full of drive end bearing bracket 1 and casing 4
Between space, so as to play the role of sealing.But since water proof ring 2 has certain elasticity, the presence of conducting wire 3 makes front end
Each point discontinuity when lid 1 extrudes water proof ring 2, easily produces gap from the contact site of conducting wire 3 and water proof ring 2, and
Water proof ring 2 is in uneven thickness in 4 circumferencial direction of casing, can not form close sealing with casing 4, easily in sealing water proof ring
2 among casing 4 with producing gap.Due to the gap of above-mentioned generation, make motor when long-time is soaked, water easily by gap into
Enter inside end cap 1, damage control circuit.
Applicants have discovered that at least there are following technical problem for the prior art：Existing structure has sealing coil component, although
It can prevent from dabbling by force and soak caused leak in water in short-term, but cannot prevent immersion caused leakage in water for a long time
Water.
Utility model content
Electric car the purpose of this utility model is to provide a kind of waterproof machine and comprising the waterproof machine, to solve
Motor of electric motor car water resistance deficiency existing in the prior art, for a long time immersion easily cause the technology of leak to be asked in water
Topic.Many technique effects that optimal technical scheme in many technical solutions provided by the utility model can be generated are as detailed below
Illustrate.
To achieve the above object, the utility model provides following technical scheme：A kind of waterproof machine, including end cap, machine
Shell, water proof ring, the water proof ring are arranged between the end cap and the casing, and the water proof ring is set in a thickness direction
There is the convex block passed through for conducting wire；Waterproof skeleton is further included, the waterproof skeleton is arranged to circular ring shape, is arranged in the casing
Side, with the water proof ring extrusion fit.
Preferably, the waterproof skeleton axially disposed groove in position corresponding with the convex block, with the convex block shape
It is adapted.
Preferably, fluid sealant is scribbled between the waterproof skeleton and the casing, the end cap.
Preferably, sealing ring is further included, the sealing ring is coaxially disposed in the casing internal with the waterproof skeleton.
Preferably, magnet steel fixed frame is fixedly installed in the casing, the sealing ring is arranged at the magnet steel fixed frame
On.
Preferably, the sealing ring radial width is less than the waterproof skeleton radial width.
Preferably, the sealing ring is rubber ring.
Preferably, it is provided with motor control assembly on the end cap.
Preferably, the waterproof skeleton is quoit.
The utility model also provides a kind of electric car, including above-mentioned any one waterproof machine.
The beneficial effects of the utility model are：The waterproof machine of the utility model, possesses three seals：First by water proof ring
Form the preliminary sealing between end cap and casing；Second sealing is made of waterproof skeleton with sealing ring, and sealing ring is mounted in magnet steel
On fixed frame, then by waterproof skeleton on sealing ring, fluid sealant then is applied in the groove that waterproof skeleton and casing are formed, finally
Assembled, while water proof ring crimp is formed first of sealing by end cap and casing, end cap is also by waterproof skeleton to magnetic
The direction of steel fixed frame promotes, so that compresses seal, it is close to form second between casing, waterproof skeleton and magnet steel fixed frame
Envelope；Due to having filled fluid sealant in waterproof skeleton and casing groove so that end cap, which contacts part with waterproof skeleton, fluid sealant filling,
Three seals are formed, this three seals ensure that the utility model waterproof machine will not be leaked in the case where long-time is soaked
Water.Motor comprising this waterproof machine can be paddled traveling for a long time, will not be damaged caused by motor leak.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is waterproof structure for motor schematic diagram in the prior art；
Fig. 2 is water proof ring structure chart in the prior art；
Fig. 3 is the cross-sectional view of the structure of the utility model waterproof machine；
Fig. 4 is the utility model waterproof machine sealing structure lower part profile；
Fig. 5 is the utility model waterproof machine assembling schematic diagram.
1, end cap in figure；11st, seam allowance；2nd, water proof ring；21st, convex block；22nd, wire guide；3rd, conducting wire；4th, casing；5th, waterproof bone
Frame；51st, groove；6th, sealing ring；7th, magnet steel fixed frame；8th, magnet steel.
Embodiment
To make the purpose of this utility model, technical solution and advantage clearer, below by the technology of the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Obtained all other embodiment is put, belongs to the scope that the utility model is protected.Described in this specification and
" motor " limited includes but not limited to motor and generator；Described in this specification and limit electric car, all or
Person part is driven to the vehicle of power with motor, includes but not limited to electric bicycle, New-energy electric vehicle, mixes and move
Power automobile etc..
The utility model provides a kind of waterproof machine, as shown in Fig. 2-Fig. 3, including end cap 1, water proof ring 2, casing 4, its
Middle that 4 circumferential inner of casing is provided with magnetic steel of stator 8, magnet steel 8 is provided outside magnet steel fixed frame 7.End cap 1 is connected with casing 4
Place sets water proof ring 2, and when end cap 1 and the fixation of casing 4, water proof ring 2 can form sealing, prevent water from passing through end cap 1 and casing 4
Junction enters motor internal, damages internal circuit.The water proof ring 2 is arranged to the annular of compressible generation deformation, its is effective
Anchor ring be located on the end face of casing 4, end cap 1 can prop up water proof ring 2, water proof ring 2 is pressed on casing 4, play sealing
Effect.End cap 1 is coaxially arranged with annular stopper 11 on end face with casing 4, which is less than 4 internal diameter of casing, makes end
When being installed on casing 4, which coordinates lid 1 with 4 end face edge of casing, and water proof ring 2 is located at 11 outer ring of seam allowance, the end cap 1
Between 4 end face of casing.Water proof ring 2 is in the convex block 21 passed through along being provided with for conducting wire 3.The utility model motor further includes waterproof
Skeleton 5, for propping up water proof ring 2.The waterproof skeleton 5 is arranged to circular ring shape, is arranged at the inner side of casing 4, prevents with described
2 extrusion fit of hydrosphere.Waterproof skeleton 5 uses harder material, and as metal is made, its outside diameter is slightly less than 4 internal diameter of casing, makes waterproof
Skeleton 5 loads casing 4 and is advisable just.
Fig. 4 is the utility model waterproof machine sealing structure lower part profile.It can be set in casing 4 for stopping waterproof
The step or other fixing devices that skeleton 5 travels further into, after end cap 1 is installed on casing 4,11 end face of seam allowance of end cap 1
Just waterproof skeleton is propped up.Waterproof skeleton 5 and 1 seam allowance of end cap, 11 squeezed tight, equivalent to the friendship made between end cap 1 and casing 4
Folded area becomes larger, and the crossover region that ponding cannot easily penetrate large area enters motor internal, effectively improves the water resistance of motor.
Fig. 5 is the utility model waterproof machine assembling schematic diagram., the waterproof skeleton 5 and the 21 corresponding position of convex block
Axially disposed groove 51 is put, is adapted with 21 shape of convex block.When waterproof skeleton 5 is installed on motor, the groove 51 with it is convex
Block 21 cooperatively forms the extruding to 21 position of convex block.When being not provided with waterproof skeleton 5, due to 2 circumference each point of water proof ring with it is convex
Thickness at block 21 is different, and end cap produces non-uniform power with casing to the 2 circumference each point of water proof ring that is squeezed in of water proof ring 2, holds
Easily water proof ring 2 is produced non-uniform deformation, non-uniform gap produced especially at convex block 21, make ponding at gap into
Enter motor.By the effect of the groove 51 of waterproof skeleton 5, equivalent to adding one of extruding at convex block 2, make the change of convex block 21
Shape is more uniform, and convex block 2 produces connection closely with casing, waterproof skeleton 5 and end cap 1, and waterproof effect is more preferable.
Optionally embodiment, fluid sealant is scribbled between the waterproof skeleton 5 and the casing 4, the end cap 1.
The fluid sealant is small using density, from water, oil, gasoline, glycerine, steam, combustion and steam, exhaust gases, remains thick
The fluid sealant of state.Fluid sealant is subjected to extreme temperature, will not be hardened, and keeps effectively sealing, and shockproof, when maintenance is easily disassembled and adjusts
It is whole, and can prevent with metal part corrosion and " freezing ", seal from temperature change, further prevent motor entering water.
Optionally embodiment, the utility model further include sealing ring 6, the sealing ring 6 and the waterproof skeleton 5
It is coaxially disposed inside the casing 4, the sealing for waterproof skeleton 5 and motor internal.Since waterproof skeleton 5 is installed on casing
On interior step or other fixing devices, in order to which the water for further preventing waterproof skeleton 5 and casing lap from penetrating into enters
Motor internal, sets sealing ring 6, which uses elastomeric material, its radial direction in the end face that waterproof skeleton is contacted with motor casing
Width can be less than 5 width of waterproof skeleton, be advisable with not influencing motor radiating.
Further, optionally embodiment, motor internal are provided with magnetic steel of stator 8, and magnet steel 8 passes through magnet steel fixed frame
7 are fixed on 4 inner wall of casing, and rotor is located at motor center.Magnet steel fixed frame 7 is fixed on 4 inner wall of casing, it is possible to by sealing ring
6 are arranged on the magnet steel fixed frame 7, and then waterproof skeleton 5 is installed on sealing ring 6, makes waterproof skeleton 5 and sealing ring 6
Extruding, accordingly even when motor is immersed in the water, gap of the water between electric motor end cap 1 and casing 4 enters casing, waterproof skeleton 5 one
Determine alleviation water in degree to go successively in magnetic steel of motor space；And sealing ring 6 is then to be fully able to prevent water from entering magnetic steel of motor
In space, motor internal electrical structure is protected.
Optionally embodiment, the water proof ring 2, the sealing ring 6 could be provided as rubber ring.
The utility model is highly suitable for the small-sized driving motor that the inner side of end cap 1 is provided with motor control assembly.Will
Control element of motor is arranged in end cap 1, and waterproof skeleton 5 and sealing ring 6 are preventing water from entering motor internal at the same time, also protect
Control element.
With reference to Fig. 5, the utility model motor is in assembling, first by sealing ring 6 on magnet steel fixed frame 7, then by waterproof
Then skeleton 5 applies fluid sealant in the groove that waterproof skeleton 5 and casing 4 are formed, finally carries out assembling end cap on sealing ring 6
1.Conducting wire 3 is inserted into the convex block 21 by water proof ring 2, be arranged on end cap 1 it is electronic be connected, end cap 1 will be sealed with casing 4
While 2 crimp of water proof ring forms sealing, end cap 1 also promotes waterproof skeleton 5 to the direction of magnet steel fixed frame 7, so that
Compresses seal 6, forms sealing.
The utility model waterproof machine shares three seals：1st sealing is squeezed on casing 4 by water proof ring 2 by end cap 1
Formed；Second sealing is made of waterproof skeleton 5 and rubber ring 6；Three seals are waterproof skeleton 5, casing 4 connects with end cap 1
The fluid sealant for touching part fills to be formed.This three seals ensure that motor will not leak in the case where long-time is intake.
The utility model also provides a kind of electric car, including above-mentioned any one waterproof machine.Since electric car is used
Motor position is relatively low, is easy to motor being immersed in the water for rainy day section of paddling, and the waterproof machine using the present invention can have
Effect prevents motor damage, keeps motor also can long-time normally travel under environment of paddling.
The above, is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (10)
1. a kind of waterproof machine, it is characterised in that including end cap (1), water proof ring (2), casing (4), the water proof ring (2) is set
Between the end cap (1) and the casing (4), the water proof ring (2) is provided with the axial direction to be passed through for conducting wire (3)
Convex block (21)；Waterproof skeleton (5) is further included, it is circular ring shape that the waterproof skeleton, which sets (5), is arranged in the casing (4)
Side, with the water proof ring (2) extrusion fit.
2. waterproof machine according to claim 1, it is characterised in that the waterproof skeleton (5) and the convex block (21) are right
The axially disposed groove in position (51) answered, is adapted with the convex block (21) shape.
3. waterproof machine according to claim 2, it is characterised in that the waterproof skeleton (5) and the casing (4), institute
State and scribble fluid sealant between end cap (1).
4. waterproof machine according to claim 3, it is characterised in that further include sealing ring (6), the sealing ring (6) with
The waterproof skeleton (5) is coaxially disposed internal in the casing (4).
5. waterproof machine according to claim 4, it is characterised in that be fixedly installed magnet steel in the casing (4) and fix
Frame (7), the sealing ring (6) are arranged on the magnet steel fixed frame (7).
6. waterproof machine according to claim 5, it is characterised in that sealing ring (6) radial width is less than described anti-
Water skeleton (5) radial width.
7. waterproof machine according to claim 5, it is characterised in that the sealing ring (6) is rubber ring.
8. waterproof machine according to claim 1, it is characterised in that be provided with motor control assembly on the end cap (1).
9. waterproof machine according to claim 1, it is characterised in that the waterproof skeleton (5) is quoit.
10. a kind of electric car, it is characterised in that including any waterproof machines of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721071954.7U CN207304235U (en) | 2017-08-24 | 2017-08-24 | A kind of waterproof machine and the electric car comprising the waterproof machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721071954.7U CN207304235U (en) | 2017-08-24 | 2017-08-24 | A kind of waterproof machine and the electric car comprising the waterproof machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207304235U true CN207304235U (en) | 2018-05-01 |
Family
ID=62438766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721071954.7U Expired - Fee Related CN207304235U (en) | 2017-08-24 | 2017-08-24 | A kind of waterproof machine and the electric car comprising the waterproof machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207304235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108736636A (en) * | 2018-06-06 | 2018-11-02 | 界首市众鑫科技服务有限公司 | A kind of plastic packaging motor with sealing performance |
-
2017
- 2017-08-24 CN CN201721071954.7U patent/CN207304235U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108736636A (en) * | 2018-06-06 | 2018-11-02 | 界首市众鑫科技服务有限公司 | A kind of plastic packaging motor with sealing performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20200824 |